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drm/i915: simplify swapin/out swizzle checking a bit

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Use the helper function already employed by the pwrite/pread
functions.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Keith Packard <keithp@keithp.com>
This commit is contained in:
Daniel Vetter 2011-09-12 21:30:02 +02:00 committed by Keith Packard
parent acc83eb5a1
commit 6dacfd2faa
2 changed files with 2 additions and 12 deletions
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4
drivers/gpu/drm/i915/i915_gem.c
View File

@ -1476,7 +1476,7 @@ i915_gem_object_get_pages_gtt(struct drm_i915_gem_object *obj,
obj->pages[i] = page;
}
if (obj->tiling_mode != I915_TILING_NONE)
if (i915_gem_object_needs_bit17_swizzle(obj))
i915_gem_object_do_bit_17_swizzle(obj);
return 0;
@ -1498,7 +1498,7 @@ i915_gem_object_put_pages_gtt(struct drm_i915_gem_object *obj)
BUG_ON(obj->madv == __I915_MADV_PURGED);
if (obj->tiling_mode != I915_TILING_NONE)
if (i915_gem_object_needs_bit17_swizzle(obj))
i915_gem_object_save_bit_17_swizzle(obj);
if (obj->madv == I915_MADV_DONTNEED)

10
drivers/gpu/drm/i915/i915_gem_tiling.c
View File

@ -443,14 +443,9 @@ i915_gem_swizzle_page(struct page *page)
void
i915_gem_object_do_bit_17_swizzle(struct drm_i915_gem_object *obj)
{
struct drm_device *dev = obj->base.dev;
drm_i915_private_t *dev_priv = dev->dev_private;
int page_count = obj->base.size >> PAGE_SHIFT;
int i;
if (dev_priv->mm.bit_6_swizzle_x != I915_BIT_6_SWIZZLE_9_10_17)
return;
if (obj->bit_17 == NULL)
return;
@ -467,14 +462,9 @@ i915_gem_object_do_bit_17_swizzle(struct drm_i915_gem_object *obj)
void
i915_gem_object_save_bit_17_swizzle(struct drm_i915_gem_object *obj)
{
struct drm_device *dev = obj->base.dev;
drm_i915_private_t *dev_priv = dev->dev_private;
int page_count = obj->base.size >> PAGE_SHIFT;
int i;
if (dev_priv->mm.bit_6_swizzle_x != I915_BIT_6_SWIZZLE_9_10_17)
return;
if (obj->bit_17 == NULL) {
obj->bit_17 = kmalloc(BITS_TO_LONGS(page_count) *
sizeof(long), GFP_KERNEL);